View this page in the latest version of Appian. Column Overlay Share Share via LinkedIn Reddit Email Copy Link Print On This Page Function a!columnOverlay( alignVertical, position, width, contents, showWhen, style, padding ) Displays a vertical column overlay for use in billboard layout. See also: Billboard Parameters Name Keyword Types Description Vertical Alignment alignVertical Text Determines vertical alignment of all content within the overlay. Valid values: "TOP" (default), "MIDDLE", and "BOTTOM". Position position Text Determines where the column overlay appears. Valid values: "START" (default), "CENTER", "END". Width width Text Determines the column overlay width. Valid values: "NARROW", "MEDIUM" (default), "WIDE". Contents contents Any Type The interface to display in the overlay. Accepts layouts and display components. Supported layouts and components: Box, Button, Card, Columns, Image, Link, Milestone, Progress Bar, Rich Text, Section, Side By Side. Visibility showWhen Boolean Determines whether the overlay is displayed on the interface. When set to false, the overlay is hidden and is not evaluated. Default: true. Style style Text Determines the overlay style. Valid values: "DARK" (default), "SEMI_DARK", "NONE", "SEMI_LIGHT", "LIGHT". Padding padding Text Determines the space between the overlay's edges and its contents. Valid values: "NONE", "EVEN_LESS", "LESS", "STANDARD"(default), "MORE", "EVEN_MORE". Examples Copy and paste an example into the INTERFACE DEFINITION in EXPRESSION MODE to see it displayed. Column overlay with intro message 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 a!billboardLayout( backgroundcolor: "#073763", marginBelow: "STANDARD", overlay: a!columnOverlay( alignvertical: "MIDDLE", contents: { a!richTextDisplayField( labelPosition: "COLLAPSED", value: { a!richTextItem(text: {"Hello, " & user(loggedinuser(), "firstName") & "."}, size: "MEDIUM"), char(10), a!richTextItem(text: {"What do you need help with?"}, size: "LARGE") }, align: "CENTER" ) }, style: "DARK", padding: "MORE" ) ) Displays the following: Feedback Was this page helpful? SHARE FEEDBACK Loading...